Border Collie Killeen Dogs & Puppies for sale on Puppy Territory. We help animal shelters & dog breeders list Border Collie for sale or adoption. Puppy Territory is dedicated to helping Killeen TX animal shelters list Border Collie dogs that need to be adopted by a new family. If you don't see a new dog in your area, check back frequently to see the new listings of Border Collie dogs for sale.